Suit : cold 36W part panel 2I1 is one effectively backlit panel with cold white lighting. Goals: 595 x 595 x 30 mm, match to standard attic. Brightness: 3960 lumen with one wide spread on 110 degrees. Temperature: operating range på -20 c to 40 c. Life: up to 20.00... Read throughout product description by to press on buy button.